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Finding the Fourth Proportional to 8,842.77, 12,203.06 and 4,863.93

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Solution

The fourth proportional to 8,842.77, 12,203.06 and 4,863.93 is: 6,712.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.77 : 12,203.06 = 4,863.93 : x
  2. Step 2: Convert to fraction form
    8,842.77/12,203.06 = 4,863.93/x
  3. Step 3: Cross multiply
    8,842.77x = 12,203.06 × 4,863.93
  4. Step 4: Simplify right side
    8,842.77x = 59,354,805.31
  5. Step 5: Solve for x
    x = 59,354,805.31/8,842.77
  6. Step 6: Final answer
    x = 6,712.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.